Basic Interpersonal Communication Skills (BICS) are language skills needed in social situations. It is the day-to-day language needed to interact socially with other people. English language learners employ BIC skills when they are ...
  • on the playground
  • at lunch and recess
  • at parties
  • in sports

These language skills are not cognitively taxing and usually develop within six months to two years after arrival in the U.S.

CALP refers to formal academic learning. This includes ...
  • listening
  • speaking
  • reading
  • writing

This level of language learning is essential for students to succeed in school. Students need time and support to become proficient in academic areas. This usually takes from five to seven years, but could take significantly longer for students who have not had the same level of formal education as their peers.